Finding the Third Proportional to 25,609.88 and 55,889.25

Step by Step Solution

1. Step 1: Write the proportion equation
   25,609.88 : 55,889.25 = 55,889.25 : x
2. Step 2: Convert to fraction form
   25,609.88/55,889.25 = 55,889.25/x
3. Step 3: Cross multiply
   25,609.88x = 55,889.25 × 55,889.25
4. Step 4: Simplify right side
   25,609.88x = 3,123,608,265.56
5. Step 5: Solve for x
   x = 3,123,608,265.56/25,609.88
6. Step 6: Final answer
   x = 121,968.90